Understanding how car insurance works

A policy is a bundle of coverages

When you say you have car insurance, you have actually bought several coverages at once. Each one pays for a different kind of loss to a different person, and each has its own limit. Two policies with the same premium can pay out very differently after a crash depending on how they are put together. This guide explains, at the level of concepts, how car insurance is structured in Korea. Coverage names, scope, limits, and premiums differ by insurer, product, and year, so no figures are given here. Always read the product summary and policy terms before you buy.

Compulsory and optional insurance

Car owners are required by law to carry a basic policy, usually called liability insurance. It provides a legal minimum of compensation when you injure someone or damage their property. Driving without it brings penalties such as fines, and after a crash you would bear the full cost yourself. The compulsory limits, however, may be far from enough for a serious accident, so most drivers add optional coverages on top. The compulsory limits and penalties are set by law, so check official guidance for the current figures.

Coverage for others: injury and property

Bodily injury liability pays when someone else is hurt or killed in a crash involving your car. It is split into the compulsory portion and an optional portion that covers losses above that limit. Serious injuries can lead to very large claims, so many drivers carry ample optional coverage here. Property damage liability pays for damage to other people's cars, buildings, or roadside structures. As car prices rise, a collision with an expensive vehicle can exceed your property limit, so it pays to know what yours is.

• Bodily injury liability: other people's injuries or death
• Property damage liability: other people's cars and property
• Losses above the limit come out of your pocket

Coverage for you

Separate from paying others, some coverages protect you and your car. Personal injury coverage pays when you are hurt, according to set criteria, and some insurers let you choose an alternative version with a different payout method. Uninsured motorist coverage protects you if you are injured by a driver with no or too little insurance, or by a hit-and-run driver. Own vehicle damage coverage pays to repair your car, usually with a deductible you pay yourself. Decide which of these to carry, and how much, based on your car's value and how and where you drive.

• Personal injury: your own injuries
• Uninsured motorist: harm caused by an uninsured driver
• Own vehicle damage: repairs to your car, check the deductible

Add-ons and driver range

Add-ons attach conditions to the base coverages or add services. Limiting who may drive, such as yourself only or you and your spouse, or setting a minimum driver age, lowers the premium, but a crash by someone outside that range may not be covered. If you ever lend the car to family or friends, check this carefully. There are also discounts for low mileage or for cars with a recording device, and add-ons for roadside assistance. Each comes with its own conditions and proof requirements, so check them before you sign up.

What moves your premium

Premiums reflect several factors together. The main ones are discounts or surcharges based on past accidents and claims, the range and age of permitted drivers, the car's type and value, how long you have been insured, and the coverages and limits you choose. Because claiming can raise your premium at renewal, some drivers wonder whether to pay for a minor accident themselves. Ask your insurer how a claim would affect your rating before deciding. Specific discount and surcharge criteria and percentages should be checked with official guidance and your insurer.

What to check at renewal

Car insurance usually renews every year. When the renewal notice arrives, do not just glance at the price. Check whether anything changed over the past year. Whether drivers were added or removed, whether you changed cars, and whether your mileage changed a lot all affect what setup makes sense. Compare quotes from several insurers using the same coverages and limits so the comparison is fair. Letting a policy lapse can leave you uninsured, so set a calendar reminder ahead of the expiry date.

• Does the driver range match reality
• Is the property damage limit high enough
• Do you know the deductible and add-on conditions
• Were quotes compared on the same terms
• Is there a reminder for the expiry date

Keep these limits in mind

This guide describes the general structure of car insurance. It does not recommend a product or decide whether a claim will be paid. Coverages with the same name can differ in scope and exclusions from one insurer or product to another. Whether a particular accident is covered depends on the policy terms and the insurer's assessment, and if you disagree you can turn to the financial regulator's complaint service or a legal professional. Figures set by regulation, such as compulsory limits, fines, and rating criteria, can change, so check official sources.